Volkl V-Pro Tennis Racquet String Durability & Firm Feel Smooth Co-Polymer String (Blue, 16, Set)

V-Pro is a smooth co-polymer string with outstanding durability and tension maintenance. The firm feel and lower power are great for players with high swing speeds who need ultimate durability. Players looking for great durability and the firmest feel for their big swings should give V-Pro a try!, Power Rating: 6, Control Rating: 9, Durability Rating: 9, A set of tennis string contains a 40 foot continuous string, enough to string one racquet. A reel of tennis string has 600ft (200m) of string, enough to string a racquet 16 to 18 times.